Keyphrases
- power spectra
- input image
- multiscale
- image retrieval
- image data
- image content
- image classification
- image features
- template matching
- single image
- image segmentation
- image representation
- segmentation method
- high resolution
- hough transform
- spatial information
- image pixels
- low level
- pixel values
- image analysis
- frequency domain
- keypoints
- image regions
- test images
- segmentation algorithm
- lighting conditions
- scale space
- similarity measure
- feature extraction